Check for correct behavior when invoking reflectClass() with incorrect arguments.

tests/lib/lib.status

Index: tests/lib/lib.status
diff --git a/tests/lib/lib.status b/tests/lib/lib.status
index aecf6a9c817376e0921158f06f740e177a9bf9f3..9ae0e74aefaf1fd7c05465a68de107113447a120 100644
--- a/tests/lib/lib.status
+++ b/tests/lib/lib.status
@@ -30,6 +30,7 @@ mirrors/null_test : Fail # Issue 12129
 mirrors/parameter_test: Fail # Issue 6490
 mirrors/parameter_metadata_test: Fail # Issue 10905
 mirrors/reflected_type_test: Fail # Issue 12607
+mirrors/reflect_class_test/none: Fail # Issue 13145
 mirrors/typedef_metadata_test: Fail # Issue 12785
 mirrors/unnamed_library_test: Fail # Issue 10580
 async/run_async3_test: Fail # _enqueueImmediate runs after Timer. http://dartbug.com/9002
@@ -124,6 +125,7 @@ mirrors/native_class_test: Fail, OK # This test is meant to run in a browser.
 async/run_async3_test: Fail # _enqueueImmediate runs after Timer. http://dartbug.com/9001.
 mirrors/hierarchy_test: Fail # TODO(ahe): This test is slightly broken. http://dartbug.com/12464
 mirrors/mixin_test/01: Fail, OK # TODO(ahe): Slight broken test to ensure test coverage on dart2js.
+mirrors/reflect_class_test/none: Fail, OK # Incorrect dart2js behavior.
 mirrors/typedef_test/01: Fail, OK # Incorrect dart2js behavior.
 
 [ $compiler == none && $runtime == drt ]